Alert archive / Florida / Tornado Warnings in 2012

Tornado Warning 11, NWS Melbourne, FL

June 7, 2012Indian River County, Florida

NWS Melbourne, FL issued this tornado warning at Jun 7, 2012, 7:01 PM EDT for Indian River County, Florida. It was in force for 9 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 7, 2012, 7:01 PM EDT (23:01 UTC)
Expired
Jun 7, 2012, 7:10 PM EDT
In force
9 min
Issued by
NWS Melbourne, FL
Area
Storm-based polygon

County Indian River County, FL

The radar

The Melbourne radar (KMLB), 60 km from the middle of the area, began a volume at 23:03 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 11.0 hours before the alert went out and 94 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Cape Canaveral, FL at 12:00Z on 2012-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1118 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 12:00Z on 2012-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1118 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
831 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

996 
WFUS52 KMLB 072301
TORMLB
FLC061-072330-
/O.NEW.KMLB.TO.W.0011.120607T2301Z-120607T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
701 PM EDT THU JUN 7 2012

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN INDIAN RIVER COUNTY IN FLORIDA...
  THIS INCLUDES THE CITIES OF...WINTER BEACH...VERO BEACH SOUTH...
  VERO BEACH...INDIAN RIVER SHORES...GIFFORD...

* UNTIL 730 PM EDT.

* AT 658 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR VERO 
BEACH   SOUTH...MOVING EAST NORTHEAST AT 25 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SOUTH
  BEACH AND VERO BEACH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STRONG BUILDING ON
THE LOWEST FLOOR...IN AN INTERIOR ROOM SUCH AS A BATHROOM OR CLOSET.
KEEP AWAY FROM WINDOWS. GET UNDER A WORKBENCH OR OTHER PIECE OF
STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY.

EVACUATE MOBILE HOMES OR VEHICLES FOR MORE SUBSTANTIAL SHELTER.

&&

LAT...LON 2755 8033 2756 8041 2772 8050 2776 8039
      2774 8037 2763 8034 2762 8033 2756 8032
TIME...MOT...LOC 2301Z 242DEG 21KT 2762 8036

$$


KELLY
1 follow-up statement
369 
WWUS52 KMLB 072310
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
710 PM EDT THU JUN 7 2012

FLC061-072320-
/O.CAN.KMLB.TO.W.0011.000000T0000Z-120607T2330Z/
INDIAN RIVER-
710 PM EDT THU JUN 7 2012

...THE TORNADO WARNING FOR SOUTHEASTERN INDIAN RIVER COUNTY IS
CANCELLED...

THE SEVERE STORM AND TORNADO THAT PROMPTED THE WARNING HAD PUSHED 
OFFSHORE INTO THE ATLANTIC...THUS THE WARNING HAS BEEN CANCELLED. 
HOWEVER...HEAVY RAIN AND DANGEROUS LIGHTNING STRIKES WILL CONTINUE 
TO BE POSSIBLE ALONG THE INDIAN RIVER COUNTY COAST.

LAT...LON 2755 8033 2756 8041 2772 8050 2776 8039
      2774 8037 2763 8034 2762 8033 2756 8032
TIME...MOT...LOC 2310Z 242DEG 21KT 2764 8031

$$


KELLY

The office that day

Everything else NWS Melbourne, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 7, 8:26 AM EDTSpecial Weather StatementMLBSeminole64 min
Jun 7, 4:59 PM EDTSpecial Weather StatementMLBSaint Lucie46 min
Jun 7, 5:04 PM EDTSpecial Weather StatementMLBIndian River56 min
Jun 7, 5:42 PM EDTSpecial Marine WarningMLB2 hr
Jun 7, 6:01 PM EDTSpecial Weather StatementMLBBrevard, Indian River, Osceola59 min
Jun 7, 6:18 PM EDTSpecial Marine WarningMLB87 min
Jun 7, 6:30 PM EDTSevere Thunderstorm WarningMLBBrevard30 min

Nearby

Tornado Warnings in Florida, 2012Every tornado warning in 2012Tornadoes in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.